Aluminum(III) Chloride → 2,3-Dichloro-2',4-dihydroxybenzophenone

HRID 2285615Notes

Reaction equation

HRID 2285615 reaction equation
[OH:1][C:2]1[CH:20]=[CH:19][CH:18]=[CH:17][C:3]=1[C:4]([C:6]1[CH:11]=[CH:10][C:9]([O:12]CC)=[C:8]([Cl:15])[C:7]=1[Cl:16])=[O:5].[Cl-].[Al+3].[Cl-].[Cl-]>C(Cl)Cl>[OH:1][C:2]1[CH:20]=[CH:19][CH:18]=[CH:17][C:3]=1[C:4]([C:6]1[CH:11]=[CH:10][C:9]([OH:12])=[C:8]([Cl:15])[C:7]=1[Cl:16])=[O:5]

Participants

4

Reactant 2

HCID 6451240Aluminum(III) ChlorideHCID 128540624-(2-Hydroxybenzoyl)-2,3-dichlorophenetole

Product 1

HCID 128540642,3-Dichloro-2',4-dihydroxybenzophenone

Reagents, catalysts & solvents 1

HCID 6344DichloromethaneSolvent

Procedure

4-(2-Hydroxybenzoyl)-2,3-dichlorophenol was prepared by heating 4-(2-hydroxybenzoyl)-2,3-dichlorophenetole with 3 molar equivalents of aluminum chloride in methylene chloride for 16 hrs.; m.p. 200°-202° C.

Sources & evidence

ORD record
ord-3b767d53952846c1ae1d2ae92724b922
Source dataset
uspto-grants-1982_04
Patent number
US04323691

Reaction notes

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